# DIsct MAth

1. Consider the "coin flipping game", and let X record the �first time when the Head" player has \$1. What is the probability that X � 7?

2. Continue with the "coin flipping game". Let Y record the fi�rst point in time when the "Head" player has \$2. What is the probability that Y � 7? What is the probability that Y is even? What is the probability that Y is odd(Do these latter two probabilities sum to 1?)

1. 👍 0
2. 👎 0
3. 👁 58
1. for #1 What is the probability that X<=7

For #2 What is the probability that Y <= 7.

Typo

1. 👍 0
2. 👎 0

## Similar Questions

1. ### math

There are two simultaneous games. One game is flipping a coin. Payment of tail is \$2.50 and head is \$1.50. And the other game is rolling a six sided die and paying number of dollars shown on the face of the die. Both the coin and

asked by Samu on October 15, 2014
2. ### statistics

you and 50 coworkers decide to play a game that consists of flipping a coin once for each coworker. If the flip coin for the particular coworker results in a head, you have to pay them \$1. If it results in tail, neither party has

asked by leshonda on March 25, 2011
3. ### Math

Suppose you decided to keep flipping a coin until it came up tails. Which of these is most likely? a.flipping the coin 11 times b.flipping the coin 12 times c.flipping the coin 14 times d.flipping the coin 13 times

asked by Anonymous on February 13, 2018
4. ### statistics and probabilities

You have two coins that look identical, but one of them is fair and the other is weighted. The weighted coin has a 3/4 chance of flipping heads and a 1/4 chance of flipping tails. Unfortunately, you've forgotten which coin is

asked by unowen on July 10, 2017
5. ### statistics

You have two coins that look identical, but one of them is fair and the other is weighted. The weighted coin has a 3/4 chance of flipping heads and a 1/4 chance of flipping tails. Unfortunately, you've forgotten which coin is

asked by unowen on July 13, 2017
6. ### Physics

A coin is placed on an old record turntable which rotates at 78 rpm. The coefficient of friction between the record and the coin is 0.17. a) What is the angular speed of record in radians/s? b) At what distance (m) from the center

asked by Alex on January 3, 2013
7. ### Physics

A coin is placed on an old record turntable which rotates at 78 rpm. The coefficient of friction between the record and the coin is 0.17. a) What is the angular speed of record in radians/s? b) At what distance (m) from the center

asked by Alex on January 3, 2013
8. ### maths (statistics)

A coin is constructd such dt tail cn appear 4 time as likely as d head appear. Dis coin is tossd wit a fair die. Define X= no of head on coin + no of head on die. 1. Wryt out d sample space 2. Whts d prob. Of X is 14. 3. Pr(X=14)

asked by Habib on March 13, 2013
9. ### Math

Kate said to Liam, “If you roll a 5 on a number cube, you win. If I get a head on a coin toss, I win.” Is the game fair or unfair? Explain. a.No; P(5) and P(Heads) are not basically close. b.No; Heads is not an option on a

asked by Ms.Sue on February 25, 2019
10. ### physics

A coin is placed on an old record turntable which rotates at 78 rpm. The coefficient of friction between the record and the coin is 0.17. b) At what distance (m) from the center will the coin begin to slide off the record? c) What

asked by al on January 4, 2013

More Similar Questions